The information in your credit report impacts loan applications, interest rates, and even your job search. Make it a habit to keep a close eye on yours.

Get it above 700 to nab the best loan terms; that can save you thousands over time.

If you want your family to have the easiest possible time managing your affairs, you will have these essential estate planning documents in place.

Don't rely on this expensive backup. Instead, keep a balanced checkbook so you always know exactly what's in your account.

Knowing what's really going on will help you see where you can trim your spending to boost your savings.

You need to follow a well-thought-out investment plan that focuses on your long-term goals. That means not panicking or overreacting to short-term swings.

You bet it is. Which is why you must make financial decisions today that will allow you to live comfortably well into your 80s. Maybe that means working longer before you retire, working part-time in retirement, or considering waiting longer to collect Social Security (every year you delay between ages 62 and 70 entitles you to a larger benefit).

If you found yourself on the right side of these questions, congrats: you have a strong sense of what it takes to build financial security. But if this information has shown you that you still have work to do, I hope it will motivate you to change your habits and become more informed. With some research and a little resolve, there's nothing on this list you can't master.